php-doc-en/reference/quickhash/quickhashintstringhash/set.xml
Jakub Vrana 60ec244618 Fix protos
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@321911 c90b9560-bf6c-de11-be94-00142212c4b1
2012-01-08 07:59:53 +00:00

120 lines
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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="quickhashintstringhash.set" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>QuickHashIntStringHash::set</refname>
<refpurpose>This method updates an entry in the hash with a new value, or
adds a new one if the entry doesn't exist</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>int</type><methodname>QuickHashIntStringHash::set</methodname>
<methodparam><type>int</type><parameter>key</parameter></methodparam>
<methodparam><type>string</type><parameter>value</parameter></methodparam>
</methodsynopsis>
<para>
This method tries to update an entry with a new value. In case the entry
did not yet exist, it will instead add a new entry. It returns whether the
entry was added or update. If there are duplicate keys, only the first
found element will get an updated value. Use
QuickHashIntStringHash::CHECK_FOR_DUPES during hash creation to prevent duplicate
keys from being part of the hash.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>key</parameter></term>
<listitem>
<para>
The key of the entry to add or update.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>value</parameter></term>
<listitem>
<para>
The value of the entry to add. If a non-string is passed, it will be
converted to a string automatically if possible.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
2 if the entry was found and updated, 1 if the entry was newly added or 0
if there was an error.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>QuickHashIntStringHash::set</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$hash = new QuickHashIntStringHash( 1024 );
echo "Set->Add\n";
var_dump( $hash->get( 46692 ) );
var_dump( $hash->set( 46692, "sixteen thousand ninety one" ) );
var_dump( $hash->get( 46692 ) );
echo "Set->Update\n";
var_dump( $hash->set( 46692, "twenty nine thousand nine hundred six" ) );
var_dump( $hash->get( 46692 ) );
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
Set->Add
bool(false)
int(2)
string(27) "sixteen thousand ninety one"
Set->Update
int(1)
string(37) "twenty nine thousand nine hundred six"
]]>
</screen>
</example>
</para>
</refsect1>
</refentry>
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